Presenting Scientific DataSection 1.4

Physical ScienceMrs. Wallace

Organizing DataData can be organized into data tables & graphs

Data table

City Average annual rain

Buffalo, NY 98.0 cm

Chicago, IL 91.0 cm

Colorado Springs, CO 41.2 cm

Houston, TX 117.0 cm

San Diego, CA 25.1 cm

Tallahassee, FL 166.9 cm

Tucson, AZ 30.5 cm

Types of GraphsLine graph: shows changes that occur to related

variables

Bar graph: useful for grouping into categories

Pie graphs: useful for showing how one part relates to the whole

Line Graphs

Categ

ory

1

Categ

ory

2

Categ

ory

3

Categ

ory

40

0.51

1.52

2.53

3.54

4.5

Series 1Series 2Series 3

RelationshipsDirect relationship: when one variable goes up,

the other goes up OR when one variable goes down, the other variable goes downDirect relationship usually between amount of

education & income

Indirect relationship: one variable goes up, the other goes down OR one variable goes down, the other goes up Indirect relationship usually between

Bar Graphs

A's B's C's D's0

1

2

3

4

5

6

7

Circle GraphsSales

A'sB'sC'sD'sF's